Subtract 10/18 from 90/2, Solve 45 0/2

Subtract 10/18 from 90/2

1^st number: 45 0/2, 2^nd number: 10/18

90/2 - 10/18 is 400/9.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18

Next, find the equivalent fraction of both fractional numbers with denominator 18
For the 1st fraction, since 2 × 9 = 18,
90/2 = 90 × 9/2 × 9 = 810/18
Likewise, for the 2nd fraction, since 18 × 1 = 18,
10/18 = 10 × 1/18 × 1 = 10/18
Subtract the two like fractions:
810/18 - 10/18 = 810 - 10/18 = 800/18
After reducing the fraction, the answer is 400/9
In mixed form: 444/9

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